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(11)

EP 3 391 459 A1

(12)

(43) Date of publication: 24.10.2018 Bulletin 2018/43 (21) Application number: 16876852.1 (22) Date of filing: 16.12.2016

(51) International Patent Classification (IPC):  H01P 9/00(2006.01) H01P 1/201(2006.01) H01P 1/20(2006.01) H05K 1/00(2006.01) (86) International application number: PCT/US2016/067352 (87) International publication number: WO 2017/106766 (22.06.2017 Gazette 2017/25)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 16.12.2015 US 201562268408 P (71) Applicant: Kumu Networks, Inc. Sunnyvale, CA 94089 (US)	(72) Inventors: HAHN, Wilhelm Steffen Sunnyvale CA 94089 (US) RIDDLE, Alfred Sunnyvale CA 94089 (US) LANDI, Ernie Sunnyvale CA 94089 (US) (74) Representative: Raynor, Simon Mark  Urquhart-Dykes & Lord LLP Altius House 1 North Fourth Street Milton Keynes MK9 1NE Milton Keynes MK9 1NE (GB)